Create a restore point first!!
1) Click the WINDOWS START BUTTON
2) Click over the Windows START BUTTON, there is the SEARCH engine.
Click there and search for regedit
3) Click regedit and the Registry Editor folder will open
4) On the left menu, in order to make the folders drop down, click
the following folders with an arrow as follows:
HKEY_LOCAL_MACHINE, then,
SYSTEM, then,
Control, then,
Class, then look for {4D36E965-E325-11CE-BFC1-08002BE10318}
5) On the right side of this folder, you will see some files (probably
with a small "ab" on a little paper which is an icon). Look for
LowerFilter and right-click it and delete it.
6) After deleting the LowerFilter file from your system,
RESTART your computer.